[Octave-cvsupdate] octave-forge/main/comm/inst qfuncinv.m, NONE, 1.1

[sis-sou <si...@us...>]

Update of /cvsroot/octave/octave-forge/main/comm/inst
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv20381

Added Files:
	qfuncinv.m 
Log Message:
Initial Commit Into CVS.


--- NEW FILE: qfuncinv.m ---
## Copyright (C) 2007   Sissou   <syl...@gm...>
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

## -*- texinfo -*-
## @deftypefn {Function File} {[@var{y}] =} qfunc(@var{x})
##	Compute the inverse Q function.
## @seealso{erfc,  erf}
## @end deftypefn

function y = qfuncinv(x)
	if (nargin < 1); usage('qfuncinv(x)'); end
	y = sqrt(2).*erfcinv(2.*x);